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Annotation of sys/sys/kernel.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: kernel.h,v 1.12 2007/05/16 17:27:30 art Exp $ */
                      2: /*     $NetBSD: kernel.h,v 1.11 1995/03/03 01:24:16 cgd Exp $  */
                      3:
                      4: /*-
                      5:  * Copyright (c) 1990, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  * (c) UNIX System Laboratories, Inc.
                      8:  * All or some portions of this file are derived from material licensed
                      9:  * to the University of California by American Telephone and Telegraph
                     10:  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
                     11:  * the permission of UNIX System Laboratories, Inc.
                     12:  *
                     13:  * Redistribution and use in source and binary forms, with or without
                     14:  * modification, are permitted provided that the following conditions
                     15:  * are met:
                     16:  * 1. Redistributions of source code must retain the above copyright
                     17:  *    notice, this list of conditions and the following disclaimer.
                     18:  * 2. Redistributions in binary form must reproduce the above copyright
                     19:  *    notice, this list of conditions and the following disclaimer in the
                     20:  *    documentation and/or other materials provided with the distribution.
                     21:  * 3. Neither the name of the University nor the names of its contributors
                     22:  *    may be used to endorse or promote products derived from this software
                     23:  *    without specific prior written permission.
                     24:  *
                     25:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     26:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     27:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     28:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     29:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     30:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     31:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     32:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     33:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     34:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     35:  * SUCH DAMAGE.
                     36:  *
                     37:  *     @(#)kernel.h    8.3 (Berkeley) 1/21/94
                     38:  */
                     39:
                     40: /* Global variables for the kernel. */
                     41:
                     42: /* 1.1 */
                     43: extern long hostid;
                     44: extern char hostname[MAXHOSTNAMELEN];
                     45: extern int hostnamelen;
                     46: extern char domainname[MAXHOSTNAMELEN];
                     47: extern int domainnamelen;
                     48:
                     49: /* 1.2 */
                     50: extern struct timeval boottime;
                     51: #ifndef __HAVE_TIMECOUNTER
                     52: extern volatile struct timeval mono_time;
                     53: extern volatile struct timeval time;
                     54: #endif
                     55: extern struct timezone tz;                     /* XXX */
                     56:
                     57: extern int tick;               /* usec per tick (1000000 / hz) */
                     58: extern int tickfix;            /* periodic tick adj. tick not integral */
                     59: extern int tickfixinterval;    /* interval at which to apply adjustment */
                     60: extern int tickadj;            /* "standard" clock skew, us./tick */
                     61: extern int hz;                 /* system clock's frequency */
                     62: extern int stathz;             /* statistics clock's frequency */
                     63: extern int profhz;             /* profiling clock's frequency */
                     64: extern int lbolt;              /* once a second sleep address */
                     65: extern int tickdelta;
                     66: extern long timedelta;
                     67: